[INFO] cloning repository https://github.com/varex83/awesome-blockchain-rust
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[INFO] [stdout] 822bfe829eb5db1caf733824012746a4308868f4
[INFO] testing varex83/awesome-blockchain-rust against master#f9988fefd3add01f414f52b414308e7872622fee for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarex83%2Fawesome-blockchain-rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/varex83/awesome-blockchain-rust
[INFO] finished tweaking git repo https://github.com/varex83/awesome-blockchain-rust
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[INFO] validating manifest of git repo https://github.com/varex83/awesome-blockchain-rust on toolchain f9988fefd3add01f414f52b414308e7872622fee
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[INFO] crate git repo https://github.com/varex83/awesome-blockchain-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] ca4dc368dbb4969333147e56ca0dc38d15688d7462ce1f04229860382eeedd42
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[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
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[INFO] [stderr]    Compiling serde v1.0.130
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[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling ed25519 v1.2.0
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[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling digest v0.9.0
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[INFO] [stderr]    Compiling rand v0.7.3
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[INFO] [stderr]    Compiling zeroize_derive v1.2.0
[INFO] [stderr]    Compiling zeroize v1.4.2
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[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling blockchain_workshop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `account_type` is never read
[INFO] [stdout]   --> src/types/account.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Account {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 11 |     account_type: AccountType,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Account` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `transaction_pool` is never read
[INFO] [stdout]   --> src/types/blockchain.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Blockchain {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     transaction_pool: Vec<Transaction>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Blockchain` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/types/chain.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn iter(&self) -> ChainIter<T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn iter(&self) -> ChainIter<'_, T> {
[INFO] [stdout]    |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/types/chain.rs:75:21
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn iter_mut(&mut self) -> ChainIterMut<T> {
[INFO] [stdout]    |                     ^^^^^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn iter_mut(&mut self) -> ChainIterMut<'_, T> {
[INFO] [stdout]    |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.51s
[INFO] running `Command { std: "docker" "inspect" "ca4dc368dbb4969333147e56ca0dc38d15688d7462ce1f04229860382eeedd42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca4dc368dbb4969333147e56ca0dc38d15688d7462ce1f04229860382eeedd42", kill_on_drop: false }`
[INFO] [stdout] ca4dc368dbb4969333147e56ca0dc38d15688d7462ce1f04229860382eeedd42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cd1695572d936a0010716742ffa68b82eac8bc0e696080b23cc4dab3370c5e8
[INFO] running `Command { std: "docker" "start" "-a" "8cd1695572d936a0010716742ffa68b82eac8bc0e696080b23cc4dab3370c5e8", kill_on_drop: false }`
[INFO] [stdout] warning: field `account_type` is never read
[INFO] [stdout]   --> src/types/account.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Account {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 11 |     account_type: AccountType,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Account` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `transaction_pool` is never read
[INFO] [stdout]   --> src/types/blockchain.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Blockchain {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     transaction_pool: Vec<Transaction>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Blockchain` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/types/chain.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn iter(&self) -> ChainIter<T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn iter(&self) -> ChainIter<'_, T> {
[INFO] [stdout]    |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/types/chain.rs:75:21
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn iter_mut(&mut self) -> ChainIterMut<T> {
[INFO] [stdout]    |                     ^^^^^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn iter_mut(&mut self) -> ChainIterMut<'_, T> {
[INFO] [stdout]    |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling blockchain_workshop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `account_type` is never read
[INFO] [stdout]   --> src/types/account.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Account {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 11 |     account_type: AccountType,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Account` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `transaction_pool` is never read
[INFO] [stdout]   --> src/types/blockchain.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Blockchain {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     transaction_pool: Vec<Transaction>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Blockchain` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/types/chain.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn iter(&self) -> ChainIter<T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn iter(&self) -> ChainIter<'_, T> {
[INFO] [stdout]    |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/types/chain.rs:75:21
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn iter_mut(&mut self) -> ChainIterMut<T> {
[INFO] [stdout]    |                     ^^^^^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn iter_mut(&mut self) -> ChainIterMut<'_, T> {
[INFO] [stdout]    |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "8cd1695572d936a0010716742ffa68b82eac8bc0e696080b23cc4dab3370c5e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cd1695572d936a0010716742ffa68b82eac8bc0e696080b23cc4dab3370c5e8", kill_on_drop: false }`
[INFO] [stdout] 8cd1695572d936a0010716742ffa68b82eac8bc0e696080b23cc4dab3370c5e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 40b879e2fa21249e346f33dca5a4531cd1d84342e867e7baa78e2e1b3ba0e835
[INFO] running `Command { std: "docker" "start" "-a" "40b879e2fa21249e346f33dca5a4531cd1d84342e867e7baa78e2e1b3ba0e835", kill_on_drop: false }`
[INFO] [stderr] warning: field `account_type` is never read
[INFO] [stderr]   --> src/types/account.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct Account {
[INFO] [stderr]    |            ------- field in this struct
[INFO] [stderr] 11 |     account_type: AccountType,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Account` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `transaction_pool` is never read
[INFO] [stderr]   --> src/types/blockchain.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct Blockchain {
[INFO] [stderr]    |            ---------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 16 |     transaction_pool: Vec<Transaction>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Blockchain` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/types/chain.rs:69:17
[INFO] [stderr]    |
[INFO] [stderr] 69 |     pub fn iter(&self) -> ChainIter<T> {
[INFO] [stderr]    |                 ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 69 |     pub fn iter(&self) -> ChainIter<'_, T> {
[INFO] [stderr]    |                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/types/chain.rs:75:21
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub fn iter_mut(&mut self) -> ChainIterMut<T> {
[INFO] [stderr]    |                     ^^^^^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub fn iter_mut(&mut self) -> ChainIterMut<'_, T> {
[INFO] [stderr]    |                                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: `blockchain_workshop` (lib) generated 4 warnings (run `cargo fix --lib -p blockchain_workshop` to apply 2 suggestions)
[INFO] [stderr] warning: `blockchain_workshop` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/blockchain_workshop-68a84b6bc1484cf5)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test types::block::tests::test_creation ... ok
[INFO] [stdout] test types::blockchain::tests::test_new ... ok
[INFO] [stdout] test types::block::tests::test_hash ... ok
[INFO] [stdout] test types::chain::tests::test_append ... ok
[INFO] [stdout] test utils::tests::test_generate ... ok
[INFO] [stdout] test utils::tests::test_target_compacted ... ok
[INFO] [stdout] test types::chain::tests::test_append_loop ... ok
[INFO] [stdout] test types::blockchain::tests::test_create_genesis_block_fails ... ok
[INFO] [stdout] test types::blockchain::tests::test_transfer ... ok
[INFO] [stdout] test types::blockchain::tests::test_create_genesis_block ... ok
[INFO] [stdout] test types::blockchain::tests::test_validate ... ok
[INFO] [stdout] test types::block::tests::test_mine ... ok
[INFO] [stdout] test types::blockchain::tests::test_state_rollback_works ... ok
[INFO] [stdout] test types::blockchain::tests::test_signature ... ok
[INFO] [stdout] test types::blockchain::tests::test_transfer_fail ... ok
[INFO] [stdout] test types::blockchain::tests::test_target has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "40b879e2fa21249e346f33dca5a4531cd1d84342e867e7baa78e2e1b3ba0e835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40b879e2fa21249e346f33dca5a4531cd1d84342e867e7baa78e2e1b3ba0e835", kill_on_drop: false }`
[INFO] [stdout] 40b879e2fa21249e346f33dca5a4531cd1d84342e867e7baa78e2e1b3ba0e835
